Vacuum cleaner motors with high efficiency are used for dry aspiration. Technical data and dimensions are given in the table. Vacuum cleaner motors consist of universal commutator motor and single fan stage. The rotor is supported with two ball bearings enabling vertical or horizontal installation of motor. Rated Voltage(v) 230Rated Frequency(Hz) 50Rated Input Power(W) 12001400± 8%Rated Current(A) 5.56.3± 8%Max Vacuum Degree(Kpa) 2425- 5%wholly closedMax AirFlow(m 3 /min) 2.93.3- 5%wholly openedMax Out Power(W) 400450- 5%Max Suction Effciency(%) 3634- 5%Spark <2Noise(dB) ≤ 98Temperature Rise(K) ≤ 85Class Of Insulation BAverage Life (h) 500Speed(RPM) 3050032000reference value